The Hunger Games: Catching Fire has taken out movie of the year at the MTV Movie Awards in Los Angeles. It beat out 12 Years a Slave, The Hobbit: The Desolation of Smaug, The Wolf of Wall Street and American Hustle.

Jared Leto has taken home an MTV Movie Award for best on-screen transformation for his role in Dallas Buyers Club, which was presented by Lupita Nyong'o.

The 22nd annual MTV Movie Awards show was held at the Nokia Theatre in Los Angeles, hosted by Conan O'Brien.

"This is an awesome award," the former High School Musical star said before being de-clothed. "I don't know what to say but thank you."

Other early winners were Jonah Hill (best comedic performance for The Wolf of Wall Street) and Mila Kunis (best villain in Oz the Great and Powerful).

Leto presented Kunis with the award for best villain for Oz the Great and Powerful. "You just made my 12-year-old self dream come true," said Kunis while holding her golden popcorn prize. "And I just realised I’m the only woman nominated and I won."

"I want to thank my hero Martin Scorsese, my favorite person of all time," said Hill, upon receiving MTV's award in the shape of a movie popcorn bucket.

The MTV trailblazer award went to actor Channing Tatum for his versatility in playing everything from a dancer from the wrong side of the tracks to a hero trying to save the world from danger.

Tatum is the first male to gain the honour after Emma Stone and Emma Watson, Tatum accepted the prize from his Jupiter Ascending co-star Kunis and his 22 Jump Street co-star Jonah Hill.

Ellen Page, one of the stars of the upcoming X-Men: Days of Future Past, introduced a clip from the film that sees the X-Men joining forces with their younger selves. In the clip, some X-Men attempt to battle ruthless metal monsters using their special abilities. It’s the first appearance for some of the mutants - Blink, Sunspot, Warpath and Bishop.

The MTV Movie Awards have become the ideal platform for the Hollywood studios to promote their summer movies. An exclusive clip from The Fault of Our Stars, starring Shailene Woodley and Ansel Elgort, showed the beginnings of the onscreen couple’s romance in the heartfelt comedy.

Mark Wahlberg, who most recently starred in the Afghanistan war drama Lone Survivor receives this year's MTV generation award, an honor given to those who engage with the MTV audience throughout their careers.

Backstreet Boys also received a preshow golden popcorn-shaped prize for best musical moment.

The award for best cameo performance went to Rihanna for her appearance in the comedy This is the End.

Rihanna performed with Eminem during the televised show, with their hit The Monster.

Best kiss went to Emmy Roberts, Jennifer Aniston and Will Poulter.

Host Conan O'Brien delivered nudity and flames during the ceremony.

"You're gonna see a lot of me in the show, so watch for it," O'Brien said during rehearsals.

He kicked off the unbuttoned awards by trying to break the record for the most celebrity cameos in his intro, notching up 50. Among them were Taylor Swift, who gave him a manicure, and internet sensation Grumpy Cat, who slept in the front row of the audience.